Quiz Discussion

A runs 1 2/3  times as fast as B. If A gives B a start of 80 m, how far must the winning post be so that A and B might reach it at the same time?

• 1]

  200 m

• 2]

  300 m

• 3]

  270 m

• 4]

  160 m

In a race of 200 m, A can beat B by 31 m and C by 18 m. In a race of 350 m, C will beat B by:

• 1]

  22.75 m

• 2]

  25 m

• 3]

  19.5 m

• 4]

  m

Gopal , Ganesh and Giri start from point A and run around a circular path at speed of 10 kmph, 14 kmph and 6 kmph respectively. Gopal & Giri run in the same direction and Ganesh run in the opposite direction. The length of track is 20 km. In how much time will all three of them be together for the first time?

• 1]

  3 hr

• 2]

  4 hr

• 3]

  5 hr

• 4]

  6 hr

In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by:

• 1]

  20 m

• 2]

  25 m

• 3]

  22.5 m

• 4]

  9 m

In a 800 metre race, A defeated B by 15 seconds. If A's speed was 8 km/hr, the speed of B was -

• 1]

  16/27 km/hr

• 2]

  27/16 km/hr

• 3]

   km/hr

• 4]

   km/hr

In a 100 m race, A can beat B by 25 m and B can beat C by 4 m. In the same race, A can beat C by

• 1]

  21 m

• 2]

  26 m

• 3]

  28 m

• 4]

  29 m

Two bike riders ride in opposite directions around a circular track, starting at the same time from the same point. Biker A rides at a speed of 16 kmph and biker B rides at a speed of 14 kmph. If the track has a diameter of 40 km, after how much time (in hours) will the two bikers meet?

• 1]

  6.52

• 2]

  8.14

• 3]

  4.18

• 4]

  5.02

In a kilometre race, A beats B by 30 seconds and B beats C by 15 seconds. If A beats C by 180 m, the time taken by A to run 1 kilometre, is ?

• 1] 200 sec
• 2] 205 sec
• 3] 210 sec
• 4] 250 sec

In a 300 m race A beats B by 22.5 m or 6 seconds. B's time over the course is:

• 1] 86 sec
• 2] 80 sec
• 3] 76 sec
• 4] None of these

In a 100 m race, A can give B 10 m and C 28 m. In the same race B can give C:

• 1] 18 m
• 2] 20 m
• 3] 27 m
• 4] 9 m